Excel validation lists avoid blanks and errors with TOCOL(ignore) plus FILTER; the spill range stays stable across worksheets.

From antique-inspired stunners to weather-resistant styles, your clients will long to gather around one of these distinguished designs.

Ajax developers know that tables can do a lot more than display static information in an organized, readable format. By syncing up your table rows with a server-side database, you can create dynamic ...

Users will appreciate a chart that updates right before their eyes. In Microsoft Excel 2007 and Excel 2010, it's as easy as creating a table. In earlier versions, you'll need the formula method.